Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

lumpectomy

play
noun lump·ec·to·my \ˌləm-ˈpek-tə-mē\

Definition of lumpectomy

plural

lumpectomies

  1. :  excision of a breast tumor with a limited amount of associated tissue



1972

First Known Use of lumpectomy

1972

Rhymes with lumpectomy


Medical Dictionary

lumpectomy

play
noun lump·ec·to·my \ˌləm-ˈpek-tə-mē\

Medical Definition of lumpectomy

plural

lumpectomies

  1. :  excision of a breast tumor with a limited amount of associated tissue—called also tylectomy; compare quadrantectomy




Learn More about lumpectomy


Seen and Heard

What made you want to look up lumpectomy? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

of striking ability or excellence

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

two-chairs-on-a-pier-by-the-ocean-in-summer

Which of the following words means “of or relating to summer”?

estival brumal vernal hiemal
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ